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Home >> Oldsmobile >> 1995 >> Achieva SC, 3.1 M >> Repair and Diagnosis >> Engine Performance >> Remove, Overhaul & Install >> Engine Controls - Remove/Install/Overhaul >> Ignition System >> Ignition Control Module (IDI) >> Removal & Installation (2.3L)

Removal & Installation (2.3L)

  1. Disconnect negative battery cable. Disconnect 11-pin harness connector. Remove 4 IDI cover assembly-to-camshaft housing bolts. Remove ignition system assembly from engine. Remove 4 coil housing-to-cover screws. Remove housing cover.
  2. Remove coil harness connector from module. Remove module-to-cover screws. Remove module from cover. To install, reverse removal procedure. Tighten screws and bolts to specification. See TORQUE SPECIFICATIONS .
NOTE: DO NOT  wipe grease from module or coil if module is not being replaced. If installing a NEW module, spread silicone grease on metal face of module and on cover where module seats. Grease is included with NEW module and is necessary for module cooling purposes.
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